from ctypes import *
from ctypes.wintypes import *
GetRate = windll.YOURLIB.GetRate
GetRate.restype = c_int
GetRate.argtypes = [HANDLE, POINTER(c_int)]
# now call GetRate as something like:
#
# hDev = ... # handle
# Data = c_int()
#
# GetRate(hDev, byref(Data)) # GetRate(hDev, &Data)
# print Data
但是,如果您试图声明回调函数指针,您可以这样做(我认为您正在寻找第一个):
from ctypes import *
from ctypes.wintypes import *
def GetRate(hDev, pDate):
# Your implementation
return 0
# you'll need GETRATE to pass it in the argtypes to the target function
GETRATE = WINFUNCTYPE(c_int, HANDLE, POINTER(c_int))
pGetRate = GETRATE(GetRate)
# now you can pass pGetRate as a callback to another function
如果要调用名为
GetRate
的函数,可以执行以下操作:但是,如果您试图声明回调函数指针,您可以这样做(我认为您正在寻找第一个):
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